Incorrect Calculation of Buffer Size Affecting kernel-rt-core package, versions <0:4.18.0-425.13.1.rt7.223.el8_7
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTCORE-2987269
- published 18 Aug 2022
- disclosed 29 Jul 2022
Introduced: 29 Jul 2022
CVE-2022-2873 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-core to version 0:4.18.0-425.13.1.rt7.223.el8_7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-core package and not the kernel-rt-core package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.
References
- https://access.redhat.com/security/cve/CVE-2022-2873
- https://access.redhat.com/errata/RHSA-2023:0854
- https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97@gmail.com/T/
- https://security.netapp.com/advisory/ntap-20230120-0001/
- https://www.debian.org/security/2023/dsa-5324
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/